@article{GDZPPN002382547, title = {Integrability of trigonometric series. II.}, journal = {Mathematische Zeitschrift}, volume = {55}, year = {1951}, pages = {183-186}, zbl = {0046.29603}, url = {http://dml.mathdoc.fr/item/GDZPPN002382547} }
Boas, R.P. jr. Integrability of trigonometric series. II.. Mathematische Zeitschrift, Tome 55 (1951) pp. 183-186. http://gdmltest.u-ga.fr/item/GDZPPN002382547/